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12212210102001 = 3713109698358771
BaseRepresentation
bin1011000110110110000001…
…1100011110111011110001
31121020110211220211020101220
42301231200130132323301
53100041101241231001
641550113433015253
72400205644063360
oct261554034367361
947213756736356
1012212210102001
11398919525a398
121452984554529
136a77b6556990
1430310756d7d7
15162a032b7c36
hexb1b6071eef1

12212210102001 has 64 divisors (see below), whose sum is σ = 20227648573440. Its totient is φ = 6381485441280.

The previous prime is 12212210101991. The next prime is 12212210102021. The reversal of 12212210102001 is 10020101221221.

It is not a de Polignac number, because 12212210102001 - 27 = 12212210101873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12212210102021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 207763746 + ... + 207822516.

It is an arithmetic number, because the mean of its divisors is an integer number (316057008960).

Almost surely, 212212210102001 is an apocalyptic number.

It is an amenable number.

12212210102001 is a deficient number, since it is larger than the sum of its proper divisors (8015438471439).

12212210102001 is a wasteful number, since it uses less digits than its factorization.

12212210102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65886.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12212210102001 its reverse (10020101221221), we get a palindrome (22232311323222).

The spelling of 12212210102001 in words is "twelve trillion, two hundred twelve billion, two hundred ten million, one hundred two thousand, one".

Divisors: 1 3 7 13 21 39 91 109 273 327 763 1417 2289 4251 6983 9919 20949 29757 48881 58771 90779 146643 176313 272337 411397 635453 761147 764023 1234191 1906359 2283441 2292069 5328029 5348161 6406039 9894911 15984087 16044483 19218117 29684733 44842273 69264377 83278507 134526819 207793131 249835521 410397893 582949549 1231193679 1748848647 2872785251 5335172609 8618355753 16005517827 37346208263 44733370337 112038624789 134200111011 313133592359 581533814381 939400777077 1744601443143 4070736700667 12212210102001